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jpye |
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"""SCons.Tool.gcc |
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Tool-specific initialization for MinGW (http://www.mingw.org/) |
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There normally shouldn't be any need to import this module directly. |
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It will usually be imported through the generic SCons.Tool.Tool() |
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selection method. |
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""" |
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# |
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# Copyright (c) 2001, 2002, 2003, 2004 The SCons Foundation |
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# |
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# Permission is hereby granted, free of charge, to any person obtaining |
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# a copy of this software and associated documentation files (the |
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# "Software"), to deal in the Software without restriction, including |
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# without limitation the rights to use, copy, modify, merge, publish, |
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# distribute, sublicense, and/or sell copies of the Software, and to |
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# permit persons to whom the Software is furnished to do so, subject to |
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# the following conditions: |
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# |
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# The above copyright notice and this permission notice shall be included |
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# in all copies or substantial portions of the Software. |
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# |
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY |
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# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE |
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# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE |
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# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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# |
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__revision__ = "/home/scons/scons/branch.0/branch.96/baseline/src/engine/SCons/Tool/mingw.py 0.96.90.D001 2005/02/15 20:11:37 knight" |
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import os |
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import os.path |
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import string |
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import SCons.Action |
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import SCons.Builder |
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import SCons.Tool |
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import SCons.Util |
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# This is what we search for to find mingw: |
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prefixes = SCons.Util.Split(""" |
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mingw32- |
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mingw32msvc- |
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i386-mingw32- |
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i486-mingw32- |
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i586-mingw32- |
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i686-mingw32- |
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i386-mingw32msvc- |
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i486-mingw32msvc- |
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i586-mingw32msvc- |
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i686-mingw32msvc- |
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""") |
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def find(env): |
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for prefix in prefixes: |
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# First search in the SCons path and then the OS path: |
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if env.WhereIs(prefix + 'gcc') or SCons.Util.WhereIs(prefix + 'gcc'): |
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return prefix |
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return '' |
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def shlib_generator(target, source, env, for_signature): |
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cmd = SCons.Util.CLVar(['$SHLINK', '$SHLINKFLAGS']) |
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dll = env.FindIxes(target, 'SHLIBPREFIX', 'SHLIBSUFFIX') |
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if dll: cmd.extend(['-o', dll]) |
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cmd.extend(['$SOURCES', '$_LIBDIRFLAGS', '$_LIBFLAGS']) |
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implib = env.FindIxes(target, 'LIBPREFIX', 'LIBSUFFIX') |
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if implib: cmd.append('-Wl,--out-implib,'+implib.get_string(for_signature)) |
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def_target = env.FindIxes(target, 'WIN32DEFPREFIX', 'WIN32DEFSUFFIX') |
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if def_target: cmd.append('-Wl,--output-def,'+def_target.get_string(for_signature)) |
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return [cmd] |
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def shlib_emitter(target, source, env): |
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dll = env.FindIxes(target, 'SHLIBPREFIX', 'SHLIBSUFFIX') |
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no_import_lib = env.get('no_import_lib', 0) |
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if not dll: |
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raise SCons.Errors.UserError, "A shared library should have exactly one target with the suffix: %s" % env.subst("$SHLIBSUFFIX") |
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if not no_import_lib and \ |
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not env.FindIxes(target, 'LIBPREFIX', 'LIBSUFFIX'): |
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# Append an import library to the list of targets. |
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target.append(env.ReplaceIxes(dll, |
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'SHLIBPREFIX', 'SHLIBSUFFIX', |
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'LIBPREFIX', 'LIBSUFFIX')) |
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# Append a def file target if there isn't already a def file target |
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# or a def file source. There is no option to disable def file |
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# target emitting, because I can't figure out why someone would ever |
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# want to turn it off. |
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def_source = env.FindIxes(source, 'WIN32DEFPREFIX', 'WIN32DEFSUFFIX') |
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def_target = env.FindIxes(target, 'WIN32DEFPREFIX', 'WIN32DEFSUFFIX') |
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if not def_source and not def_target: |
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target.append(env.ReplaceIxes(dll, |
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'SHLIBPREFIX', 'SHLIBSUFFIX', |
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'WIN32DEFPREFIX', 'WIN32DEFSUFFIX')) |
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return (target, source) |
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shlib_action = SCons.Action.Action(shlib_generator, generator=1) |
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res_action = SCons.Action.Action('$RCCOM', '$RCCOMSTR') |
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res_builder = SCons.Builder.Builder(action=res_action, suffix='.o', |
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source_scanner=SCons.Tool.SourceFileScanner) |
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SCons.Tool.SourceFileScanner.add_scanner('.rc', SCons.Defaults.CScan) |
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def generate(env): |
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mingw_prefix = find(env) |
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if mingw_prefix: |
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dir = os.path.dirname(env.WhereIs(mingw_prefix + 'gcc') or SCons.Util.WhereIs(mingw_prefix + 'gcc')) |
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# The mingw bin directory must be added to the path: |
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path = env['ENV'].get('PATH', []) |
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if not path: |
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path = [] |
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if SCons.Util.is_String(path): |
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path = string.split(path, os.pathsep) |
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env['ENV']['PATH'] = string.join([dir] + path, os.pathsep) |
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# Most of mingw is the same as gcc and friends... |
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gnu_tools = ['gcc', 'g++', 'gnulink', 'ar', 'gas'] |
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for tool in gnu_tools: |
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SCons.Tool.Tool(tool)(env) |
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#... but a few things differ: |
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env['CC'] = mingw_prefix + 'gcc' |
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env['SHCCFLAGS'] = SCons.Util.CLVar('$CCFLAGS') |
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env['CXX'] = mingw_prefix + 'g++' |
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env['SHCXXFLAGS'] = SCons.Util.CLVar('$CXXFLAGS') |
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env['SHLINKFLAGS'] = SCons.Util.CLVar('$LINKFLAGS -shared') |
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env['SHLINKCOM'] = shlib_action |
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env.Append(SHLIBEMITTER = [shlib_emitter]) |
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env['LINK'] = mingw_prefix + 'g++' |
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env['AS'] = mingw_prefix + 'as' |
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env['WIN32DEFPREFIX'] = '' |
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env['WIN32DEFSUFFIX'] = '.def' |
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env['SHOBJSUFFIX'] = '.o' |
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env['STATIC_AND_SHARED_OBJECTS_ARE_THE_SAME'] = 1 |
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env['RC'] = mingw_prefix + 'windres' |
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env['RCFLAGS'] = SCons.Util.CLVar('') |
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env['RCCOM'] = '$RC $_CPPDEFFLAGS $_CPPINCFLAGS ${INCPREFIX}${SOURCE.dir} $RCFLAGS -i $SOURCE -o $TARGET' |
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env['BUILDERS']['RES'] = res_builder |
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# Some setting from the platform also have to be overridden: |
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env['OBJPREFIX'] = '' |
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env['OBJSUFFIX'] = '.o' |
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env['LIBPREFIX'] = 'lib' |
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env['LIBSUFFIX'] = '.a' |
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env['SHOBJPREFIX'] = '$OBJPREFIX' |
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env['SHOBJSUFFIX'] = '$OBJSUFFIX' |
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env['PROGPREFIX'] = '' |
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env['PROGSUFFIX'] = '.exe' |
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env['LIBPREFIX'] = '' |
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env['LIBSUFFIX'] = '.lib' |
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env['SHLIBPREFIX'] = '' |
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env['SHLIBSUFFIX'] = '.dll' |
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env['LIBPREFIXES'] = [ '$LIBPREFIX' ] |
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env['LIBSUFFIXES'] = [ '$LIBSUFFIX' ] |
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def exists(env): |
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return find(env) |
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